Results 61 to 70 of about 133,380 (348)

Late Caddo Titus Phase Ceramics from the McKay Site (41TT730), Titus County, Texas [PDF]

open access: yes, 2017
The McKay site (41TT730) is a multi-component site on an upland landform about 100 m east of Hart Creek, a southward-flowing tributary of Big Cypress Creek. During house construction in 1990, archaeological deposits covering about 5 acres of the landform
Perttula, Timothy K.
core   +1 more source

Structural and phase features of ceramics from loam and incinerated sewage sludge ash

open access: yesMagazine of Civil Engineering, 2023
The relevance of the work is due to the need to expand the raw material base of the construction industry and develop an effective technology for the disposal of waste from water treatment plants.
Shakhov Sergey
doaj   +1 more source

Caddoan Ceremonial Sites of the Caddoan Cultural Area of Arkansas, Louisiana, Oklahoma, and Texas: Draft Caddo National Landmark Nomination [PDF]

open access: yes, 1999
Since 1997, we have been working on the development of a National Historic Landmark (NHL) cover nomination for Caddoan ceremonial sites - earthen mounds in the Caddoan cultural area of southwestern Arkansas, northwestern Louisiana, eastern Oklahoma, and ...
Barnes, Mark R., Perttula, Timothy K.
core   +1 more source

Unlocking the Power of Quercetin‐Encapsulated Mesoporous Bioactive Glass Nanoparticles: A Multifunctional Approach to Bone Regeneration

open access: yesAdvanced Engineering Materials, EarlyView.
Mesoporous bioactive glass nanoparticles (MBGNs) are investigated for bone regeneration given their remarkable structural and functional properties. MBGNs are functionalized with Mn and Cu and incorporated with quercetin, a natural flavonoid exhibiting antioxidant, anti‐inflammatory, and antimicrobial properties.
Giovanni Lo Bello   +5 more
wiley   +1 more source

Energy storage optimization of ferroelectric ceramics during phase-transition process of amorphous/nanocrystalline and polycrystalline by using a phase-field model for dielectric breakdown

open access: yesJournal of Advanced Dielectrics
Ferroelectric ceramics have the potential to be widely applied in the modern industry and military power systems due to their ultrafast charging/discharging speed and high energy density.
Suilong Huang   +7 more
doaj   +1 more source

Working With Clay

open access: yes, 2014
Evidence from sites in the lower Ulua valley of north-central Honduras, occupied between a.d. 500 and 1000, provides new insight into the connections between households, craft production, and the role of objects in maintaining social relations within and
Hendon, Julia A.   +2 more
core   +1 more source

3D printing of cement composites [PDF]

open access: yes, 2010
The aims of this study were to investigate the feasibility of generating 3D structures directly in rapid-hardening Portland cement (RHPC) using 3D Printing (3DP) technology.
E Farahi   +4 more
core   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Cellular Energy Absorbing TRIP-Steel/Mg-PSZ Composite: Honeycomb Structures Fabricated by a New Extrusion Powder Technology

open access: yesAdvances in Materials Science and Engineering, 2010
Lightweight linear cellular composite materials on basis of austenite stainless TRIP- (TRansformation Induced Plasticity-) steel as matrix with reinforcements of MgO partially stabilized zirconia (Mg-PSZ) are described. Two-dimensional cellular materials
Ulrich Martin   +7 more
doaj   +1 more source

An interpretable machine learning strategy for pursuing high piezoelectric coefficients in (K0.5Na0.5)NbO3-based ceramics

open access: yesnpj Computational Materials, 2023
Perovskite-type lead-free piezoelectric ceramics allow access to illustrious piezoelectric coefficients (d 33) through intricate composition design and experimental modulation.
Bowen Ma   +6 more
doaj   +1 more source

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